10. Evolution of symbolic communication and language: Constructive and experimental approaches,，Takashi Hashimoto，Global COE International Symposium "Future Trends in the Biology of Language, 2011.3.9, Keio University

19. Origin and evolution of language through cognitive modelling of grammaticalization,，Takashi Hashimoto，IIAS Workshop on “Language, Cognition, and the Brain”，International Institute of Advanced Studied, Kyoto，2008/10-29-31